Evaluation of Xanthophylls Extracted from Tagetes erectus (Marigold Flower) and Capsicum Sp. (Red Pepper Paprika) as a Pigment for Egg-yolks Compare with Synthetic Pigments

E. Santos-Bocanegra, X. Ospina-Osorio and E.O. Oviedo-Rondon

International Journal of Poultry Science 3 ( 11 ): 685 - 689 , 2004